From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Ulrich Drepper <drepper@gmail.com>
Cc: Peter Staubach <staubach@redhat.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] poll(2) timeout values
Date: Thu, 10 Nov 2005 22:33:42 +0000 [thread overview]
Message-ID: <1131662022.20099.44.camel@localhost.localdomain> (raw)
In-Reply-To: <a36005b50511101049vf20cde5m9385c433e18dcd2d@mail.gmail.com>
On Iau, 2005-11-10 at 10:49 -0800, Ulrich Drepper wrote:
> On 11/10/05, Alan Cox <alan@lxorguk.ukuu.org.uk> wrote:
> > There really is no need for the kernel API to match the userspace one,
>
> But if in this case the argument is not changed you would have to add
> an explicit & 0xffffffff before using the parameter.
No. The poll POSIX libc call takes an int. What the kernel ones does
with the top bits is irrelevant to applications. It is however highly
relevant to things like syscall sequences and what the syscall interface
places on the stack.
next prev parent reply other threads:[~2005-11-10 22:02 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-11-10 16:31 [PATCH] poll(2) timeout values Peter Staubach
2005-11-10 17:15 ` Alan Cox
2005-11-10 21:02 ` Willy Tarreau
2005-11-11 20:19 ` Peter Staubach
2005-11-11 22:02 ` Willy Tarreau
[not found] ` <a36005b50511101049vf20cde5m9385c433e18dcd2d@mail.gmail.com>
2005-11-10 22:33 ` Alan Cox [this message]
[not found] ` <a36005b50511101649l744f78c1i76133434be7304e8@mail.gmail.com>
2005-11-11 13:16 ` Alan Cox
2005-11-11 13:17 ` Peter Staubach
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